.text
; call a routine whose address is in the function table (func_lit area)
;
xicall::
	st -Y,r0
	; arg in R30/31
	lpm
	st -Y,R0
	adiw R30,1
	lpm
	mov R31,R0
	ld R30,Y+
	ld r0,Y+
	ijmp